2. Shigu Academy, the first of the four academies in the Northern Song Dynasty, is located in Shigu District, Hengyang City, the second largest city in Hunan Province, with an altitude of 69 meters and an area of 4,000 square meters.
3. Bailudong Academy is one of the four major academies in Northern Song Dynasty. Located at the foot of Houping Mountain (in Bailu Town, Xing Zi County) at the southern foot of Wulao Peak in Lushan Mountain, Jiangxi Province, there are Zuoyi Mountain in the west and Zhuo'er Mountain in the south. There are three mountains around the platform and a river (Guandaoxi) in the middle. Without the noise of the market, there is the victory of Chunshi. The hospital has a mountainous area of 3,000 mu and a building area of 3,800 square meters. Bailudong is named after its four mountains, which looks like a cave from the top.
Yuelu Academy is located at the foot of Yuelu Mountain, the last peak of the 72nd Hengshan Mountain in Nanyue. Yuelu Academy was founded in the early years of Northern Song Dynasty. In the sixth year of Kaibao in the Northern Song Dynasty (973), Zhu Dong took Shangshu as the secretariat of Tanzhou. In view of the numerous temples under Huang Bao Cave in Yuelu Mountain, Hunan Province, and the quiet environment, he accepted Liu Ao's suggestion and founded Yuelu Academy on the basis of the original monastery.
5. Yingtian Academy, also known as Suiyang Academy and Nanjing Academy. Located in the south of Shangqiu County. Because Shangqiu was called Suiyang in the Tang Dynasty, it was promoted to Yingtianfu in the third year of Jingde in the Northern Song Dynasty (1006) and to Nanjing in the seventh year of Dazhong Xiangfu (10/4), and it was one of the four major capitals at that time. Shangqiu is close to Bianshui, with convenient transportation and frequent business trips. Since the Sui and Tang Dynasties, it has developed into a cosmopolitan city. Yingtianfu Academy was set up in the bustling downtown area of Shangqiu in Song Dynasty.